Alert archive / West Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 122, NWS Charleston, WV

September 28, 2021Barbour County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Sep 28, 2021, 10:46 AM EDT for Barbour County, West Virginia. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 28, 2021, 10:46 AM EDT (14:46 UTC)
Expired: Sep 28, 2021, 11:15 AM EDT
In force: 29 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Barbour County, WV

The radar

The Pittsburgh radar (KPBZ), 148 km from the middle of the area, began a volume at 14:47 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 2.8 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 560 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 628 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 223 m²/s²
0-3 km storm-relative helicity: 189 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.5

Open this sounding in Storm Lab

The text

As transmitted.

309 
WUUS51 KRLX 281446
SVRRLX
WVC001-281515-
/O.NEW.KRLX.SV.W.0122.210928T1446Z-210928T1515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
1046 AM EDT Tue Sep 28 2021

The National Weather Service in Charleston West Virginia has issued a

* Severe Thunderstorm Warning for...
  Northeastern Barbour County in northeastern West Virginia...

* Until 1115 AM EDT.

* At 1046 AM EDT, a severe thunderstorm was located 8 miles northeast
  of Philippi, moving east at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Nestorville and Moatsville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3918 7983 3912 7983 3918 8001 3926 8000
      3927 7996 3928 7993 3929 7986 3925 7985
      3924 7981
TIME...MOT...LOC 1446Z 277DEG 21KT 3922 7992 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

11

2 follow-up statements

222 
WWUS51 KRLX 281457
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
1057 AM EDT Tue Sep 28 2021

WVC001-281515-
/O.CON.KRLX.SV.W.0122.000000T0000Z-210928T1515Z/
Barbour WV-
1057 AM EDT Tue Sep 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM EDT
FOR NORTHEASTERN BARBOUR COUNTY...

At 1057 AM EDT, a severe thunderstorm was located 11 miles northwest
of Parsons, moving east at 25 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Nestorville and Moatsville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3918 7983 3912 7983 3918 8001 3924 7998
      3923 7987 3923 7981
TIME...MOT...LOC 1457Z 277DEG 21KT 3921 7984 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

11

473 
WWUS51 KRLX 281512
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
1112 AM EDT Tue Sep 28 2021

WVC001-281522-
/O.EXP.KRLX.SV.W.0122.000000T0000Z-210928T1515Z/
Barbour WV-
1112 AM EDT Tue Sep 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BARBOUR COUNTY
WILL EXPIRE AT 1115 AM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 3918 7983 3912 7983 3918 8001 3924 7998
      3923 7987 3923 7981
TIME...MOT...LOC 1512Z 277DEG 21KT 3920 7976 

$$

11

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 28, 9:35 AM EDT	Special Weather Statement	RLX	Barbour	25 min
Sep 28, 9:55 AM EDT	Special Weather Statement	RLX	Barbour	35 min
Sep 28, 10:03 AM EDT	Severe Thunderstorm Warning	RLX	Barbour, Randolph	42 min
Sep 28, 10:26 AM EDT	Special Weather Statement	RLX	Barbour	34 min
Sep 28, 11:28 AM EDT	Special Weather Statement	RLX	Tucker	32 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2021 Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.